00503nam a22001457a 4500008004100000040005500041080001700096245011700113260005500230300001000285650001700295653001500312942001300327999001700340230609b        |||||||| |||| 00| 0 eng d  aNational Science LibrarycNational Science Library  a621-1/-9bK1  aAn analysis of the industrial undertaking licensed by the central government c/Engineering association of India  aCalcutta: bEngineering association of Indiac1961  a278p.  aEngineering   aIndustries  2udccREF  c41574d41574